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https://github.com/XRPLF/xrpl-dev-portal.git
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105 lines
3.8 KiB
JavaScript
105 lines
3.8 KiB
JavaScript
import xrpl from 'xrpl'
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const client = new xrpl.Client('wss://s.altnet.rippletest.net:51233')
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await client.connect()
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console.log('Funding new wallet from faucet...')
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const { wallet } = await client.fundWallet()
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const destination_address = 'rPT1Sjq2YGrBMTttX4GZHjKu9dyfzbpAYe' // Testnet faucet
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// Alternative: Get another account to send the escrow to. Use this if you get
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// a tecDIR_FULL error trying to create escrows to the Testnet faucet.
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// const destination_address = (await client.fundWallet()).wallet.address
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// Set the escrow finish time -----------------------------------------------
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const delay = 30 // Seconds in the future when the escrow should mature
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const finishAfter = new Date() // Current time
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finishAfter.setSeconds(finishAfter.getSeconds() + delay)
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console.log('This escrow will finish after:', finishAfter)
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// Convert finishAfter to seconds since the Ripple Epoch:
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const finishAfterRippleTime = xrpl.isoTimeToRippleTime(finishAfter.toISOString())
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// Send EscrowCreate transaction --------------------------------------------
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const escrowCreate = {
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TransactionType: 'EscrowCreate',
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Account: wallet.address,
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Destination: destination_address,
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Amount: '123456', // drops of XRP
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FinishAfter: finishAfterRippleTime
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}
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xrpl.validate(escrowCreate)
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console.log('Signing and submitting the transaction:',
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JSON.stringify(escrowCreate, null, 2))
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const response = await client.submitAndWait(escrowCreate, {
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wallet,
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autofill: true
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})
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console.log(JSON.stringify(response.result, null, 2))
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const escrowCreateResultCode = response.result.meta.TransactionResult
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if (escrowCreateResultCode === 'tesSUCCESS') {
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console.log('Escrow created successfully.')
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} else {
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console.error(`EscrowCreate failed with code ${escrowCreateResultCode}.`)
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process.exit(1)
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}
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// Save the sequence number so you can identify the escrow later.
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const escrowSeq = response.result.tx_json.Sequence
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console.log(`Escrow sequence is ${escrowSeq}.`)
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// Wait for the escrow to be finishable -------------------------------------
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console.log(`Waiting ${delay} seconds for the escrow to mature...`)
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await sleep(delay)
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/* Sleep function that can be used with await */
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function sleep (delayInSeconds) {
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const delayInMs = delayInSeconds * 1000
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return new Promise((resolve) => setTimeout(resolve, delayInMs))
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}
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// Check if escrow can be finished -------------------------------------------
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let escrowReady = false
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while (!escrowReady) {
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// Check the close time of the latest validated ledger.
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// Close times are rounded by about 10 seconds, so the exact time the escrow
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// is ready to finish may vary by +/- 10 seconds.
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const validatedLedger = await client.request({
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command: 'ledger',
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ledger_index: 'validated'
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})
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const ledgerCloseTime = validatedLedger.result.ledger.close_time
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console.log('Latest validated ledger closed at',
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xrpl.rippleTimeToISOTime(ledgerCloseTime))
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if (ledgerCloseTime > finishAfterRippleTime) {
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escrowReady = true
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console.log('Escrow is mature.')
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} else {
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let timeDifference = finishAfterRippleTime - ledgerCloseTime
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if (timeDifference === 0) { timeDifference = 1 }
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console.log(`Waiting another ${timeDifference} second(s).`)
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await sleep(timeDifference)
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}
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}
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// Send EscrowFinish transaction --------------------------------------------
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const escrowFinish = {
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TransactionType: 'EscrowFinish',
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Account: wallet.address,
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Owner: wallet.address,
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OfferSequence: escrowSeq
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}
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xrpl.validate(escrowFinish)
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console.log('Signing and submitting the transaction:',
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JSON.stringify(escrowFinish, null, 2))
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const response2 = await client.submitAndWait(escrowFinish, {
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wallet,
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autofill: true
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})
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console.log(JSON.stringify(response2.result, null, 2))
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if (response2.result.meta.TransactionResult === 'tesSUCCESS') {
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console.log('Escrow finished successfully.')
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}
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client.disconnect()
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